CVE-2022-49409

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline...

DEBIAN-CVE-2022-49409

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline...

DEBIAN-CVE-2022-49068

In the Linux kernel, the following vulnerability has been resolved: btrfs: release correct delalloc amount in direct IO write path Running generic/406 causes the following WARNING in btrfsdestroyinode which tells there are outstanding extents left. In btrfsgetblocksdirectwrite, we reserve a...

UBUNTU-CVE-2022-49174

In the Linux kernel, the following vulnerability has been resolved: ext4: fix ext4mbmarkbb with flexbg with fastcommit In case of flexbg feature which is by default enabled, extents for any given inode might span across blocks from two different block group. ext4mbmarkbb only reads the bufferhead...

UBUNTU-CVE-2022-49068

In the Linux kernel, the following vulnerability has been resolved: btrfs: release correct delalloc amount in direct IO write path Running generic/406 causes the following WARNING in btrfsdestroyinode which tells there are outstanding extents left. In btrfsgetblocksdirectwrite, we reserve a...

CVE-2022-49068

CVE-2022-49068 — Summary (Linux kernel, btrfs) The issue occurs in btrfs direct IO write path: during get_blocks_direct_write(), temporary delalloc extents are reserved and later released with btrfs_delalloc_release_extents(). If the length is modified in the COW path, fewer extents may be releas...

CVE-2022-49068 btrfs: release correct delalloc amount in direct IO write path

In the Linux kernel, the following vulnerability has been resolved: btrfs: release correct delalloc amount in direct IO write path Running generic/406 causes the following WARNING in btrfsdestroyinode which tells there are outstanding extents left. In btrfsgetblocksdirectwrite, we reserve a...

CVE-2022-49068 btrfs: release correct delalloc amount in direct IO write path

In the Linux kernel, the following vulnerability has been resolved: btrfs: release correct delalloc amount in direct IO write path Running generic/406 causes the following WARNING in btrfsdestroyinode which tells there are outstanding extents left. In btrfsgetblocksdirectwrite, we reserve a...

CVE-2022-49068

In the Linux kernel, the following vulnerability has been resolved: btrfs: release correct delalloc amount in direct IO write path Running generic/406 causes the following WARNING in btrfsdestroyinode which tells there are outstanding extents left. In btrfsgetblocksdirectwrite, we reserve a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: dax: fix an issue where overflowing extents beyond the inode size occurs during partial writing. The daxiomaprw function does two things in each iteration: it maps the written blocks and copies user data to those blocks. If...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ext4: fixed an issue where the buffer of extents was freed twice. In ext4exttrytomergeup, the path1.pbh was set to NULL after it was released. Otherwise, it might be released twice. An example of what triggers this is as...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid use-after-free in ext4extshowleaf In ext4findextent, the path may be freed by an error or reallocated. Therefore, using a previously saved ppath may have already been freed, thereby potentially causing a use-after-fre...

kernel: s390/dasd: fix error recovery leading to data corruption on ESE devices

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fix error recovery leading to data corruption on ESE devices Extent Space Efficient ESE or thin provisioned volumes need to be formatted on demand during usual IO processing. The dasdeseneedsformat function checks for...

The vulnerability of the ext4_ext_try_to_merge_up() function in the ext4 file system of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ext4exttrytomergeup function in the fs/ext4/extents.c file of the Linux kernel’s ext4 file system is related to the re-release of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

The vulnerability of the ext4_ext_handle_unwritten_extents() function in the file system of Linux’s kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the ext4exthandleunwrittenextents function in the fs/ext4/extents.c file of the Linux kernel’s file system ext4 is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

CLSA-2024-1731430561 kernel: Fix of 31 CVEs

driver core: bus: Fix double free in driver API busregister CVE-2024-50055 - net: tun: Fix use-after-free in tundetach CVE-2022-49014 - memcg: fix possible use-after-free in memcgwriteeventcontrol CVE-2022-48988 - ppp: fix pppasyncencode illegal access CVE-2024-50035 - drivers: media:...

ext4: aovid use-after-free in ext4_ext_insert_extent()

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ext4: fix double brelse() the buffer of the extents path

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ext4: dax: fix overflowing extents beyond inode size when partially writing

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The vulnerability of the ext4_ext_replay_update_ex() function in the ext4 file system of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ext4extreplayupdateex function in the fs/ext4/extents.c file of the Linux kernel’s file system ext4 is related to the re-release of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...